Step |
Hyp |
Ref |
Expression |
1 |
|
wlkp1.v |
|
2 |
|
wlkp1.i |
|
3 |
|
wlkp1.f |
|
4 |
|
wlkp1.a |
|
5 |
|
wlkp1.b |
|
6 |
|
wlkp1.c |
|
7 |
|
wlkp1.d |
|
8 |
|
wlkp1.w |
|
9 |
|
wlkp1.n |
|
10 |
|
wlkp1.e |
|
11 |
|
wlkp1.x |
|
12 |
|
wlkp1.u |
|
13 |
|
wlkp1.h |
|
14 |
13
|
a1i |
|
15 |
14
|
fveq1d |
|
16 |
9
|
fvexi |
|
17 |
2
|
wlkf |
|
18 |
|
lencl |
|
19 |
|
wrddm |
|
20 |
|
fzonel |
|
21 |
9
|
a1i |
|
22 |
|
simpr |
|
23 |
21 22
|
eleq12d |
|
24 |
20 23
|
mtbiri |
|
25 |
18 19 24
|
syl2anc |
|
26 |
8 17 25
|
3syl |
|
27 |
|
fsnunfv |
|
28 |
16 5 26 27
|
mp3an2i |
|
29 |
15 28
|
eqtrd |
|
30 |
12 29
|
fveq12d |
|